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Virtually Free GIS GIS Options for Small Businesses Lizzy Warren Evonne Schroeder
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Introduction Our needs scenario: Small, growing business with less than 15 employees Limited resources to commit to a geographic information system. Interested in using GIS for monitoring current and potential customer base. Limited experience in GIS
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ESRI ArcView Widely recognized as the technical and market leader in GIS $1500/Software Package Additional Computer Licensing Extra Other Options: ArcGIS Server
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Criteria for GIS 4 Free or inexpensive 4 Full-featured and PC compatible 4 Easy to Learn and Maintain 4 Compatible with other large vendor GIS software
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Created in May of 2002, the QGIS program was developed with the idea that anyone with access to a computer can use it. It is an open source software package that runs on Linux, Unix, Mac OSX and Windows Supports a variety of vector and raster formats, including industry standard files, shapefiles, and coverages. Allows for GRASS function integration. Can change symbology, select and label features, display attribute tables and, enhanced with PostGIS and PostgreSQL, allows for work with a database or query. Strengths Responsive to its users (welcomes contributions in the form of coding, bug fixes and reports, documentation, and general support from the users ) User-friendly, fast GIS for the small business owner or personal GIS user Because of the simplistic nature of QGIS, the basic user guide lets novice users to see results quickly Currently running on version 0.7.4, released November 4, 2005, to fix various bugs and stability issues that come with its relatively new and still developing status Weaknesses It is not a full function GIS tool, and lacks many of the analysis tools found in other GIS.
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GRASS GIS Strengths Source code available to create own developments Lots of documentation and support to help: FAQs, user manual, Tutorials, special topics and mailing lists with other GRASS users Weaknesses no geocoding intense intial setup -- at least 7 separate downloads perhaps best for those experienced with GIS and ready to make own developments Originally Developed by the US Army Corp of Engineering and Research Laboratories (USA-CERL) Open Source Software runs on Unix, MacOS X and Windows (NT/2000/XP) with Cygwin Version 6.0.2 Stable -- Two other versions in the works in testing and development phases. Supports raster and vector data formats Geographic Analysis Support System
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Strengths User friendly, with many spatial tools for analysis. Geocoding capabilities; several sources for help Weaknesses Prior knowledge of GIS is assumed in the various user guides; Confusing; Website not as informative as would like. Deegree provides the following OGC services: Web Map Service (WMS): Maps are created out of raster and vector datasets in a format recognized by common web-browsers. Transformation between the 180 recognized coordinate systems is possible “on the fly”. Web Feature Service (WFS) – a flexible web-based access to vector geo-data in a wide variety of databases and data formats, delivered to the client as GML 2.1.1 conformant XML-documents for further processing. Web Coverage Service (WCS) – web-based access to raster geo-data that is deliverable in image format (TIFF, GIF, JPEG, BMP, PNM) for further processing Web Catalog Service – a catalog service for administration and querying of metadata. Web Gazetteer Service – transforming place names and addresses into direct georeferences (coordinates) to support spatial queries or to geocode data. Web Coordinate Transformation Service – allows the web-based transformation of geographic coordinates from one coordinate system to another. Deegree2 now offers simplified installation and configuration, support of PostGIS 1.0 and Oracle spatial/locator, advanced capabilities for object-relational mappings in the WFS, multiple data sources for WMS layers, and high-quality, large-size print options deegre e
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Manifold System Strengths Business support of software program Unlimited project size, including unlimited size images (16 exabytes) Weaknesses Tech Support? Yes, extra. Tokens? Confusing. Unprofessional web site Geocoding Tools Extra “Release 7x is the biggest, coolest, most sophisticated and easiest to use Manifold System ever.” - manifold.net Windows based (XP, 2000, ME) Integrated system that simultaneously works with vector drawings, raster images, raster data, terrain simulations, multi-layered maps, user supplied or automatically generated labels and a vast range of database table formats.
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Comparison QGISGRASSDEEGREE Manifold Price Version PC compatible Support Data Included? Add-ons User friendly $245FREE 7 YES Lots of downloads to install program 6.0.2 Yes, Cygwin download req. Sample data to learn only Various - user created User Mailing Lists, FAQs, Tutorials YES 2 Free Incidents, then $19.50/each Geocoding, Business and Spatial Tools ?? 7.42 YES Extensive and Responsive Demo Available, tutorial, 3 different mailing lists, FAQ No Yes, mainly created by other users Yes Very Yes
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Summary For our needs scenario, we chose... deegre e No Program Cost and demo available to test Tutorial provided Able to install on unlimited number of workstations Object-oriented methodology Geocoding Capability
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References DEEGREE official web site. Hosted by lat/lon GmbH © 2005. October 5, 2006.. Fitzke, Jens, Klaus Greve, Markus Muller, & Andreas Poth. “Building SDIs with Free Software - the deegree project.” Global Spatial Data Infrastructure, 7 th Conference, February 2-6, 2004 Bangalore, India.. GRASS Development Team, 2006. Geographic Resources Analysis Support System (GRASS) Software. ITC-irst, Trento, Italy. Manifold System Official Web Site. OpenSource GIS for Small Businesses in the Atlantic Provinces: A Software Review.. Engineering Technologies Canada, Ltd. May 2005. QGIS Community. October 5, 2006.. GIS and Remote Sensing Resources on the Internet http://www.utdallas.edu/~briggs/other_gis.html
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